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Procedure
1. Preliminary POST diagnostics are run.
2. Operating system is initialized.
3. Hardware is initialized.
4. Diagnostic tests are run on several functions, including circuitry, port functionality, ability to send and
receive frames, all aspects of memory, parity, statistics counters, and serialization.
Boot
About this task
In addition to POST, boot includes the following steps after POST is complete:
Procedure
1. Universal port configuration is performed.
2. Links are initialized.
3. Fabric is analyzed. If any ports are connected to other switches, the device participates in a fabric
configuration.
4. The device obtains a domain ID and assigns port addresses.
5. Unicast routing tables are constructed.
6. Normal port operation is enabled.
Using monitoring commands
This section provides example output and explanation for commands referenced in this guide for
monitoring and verifying operation of the director and various components, such as blades, power
supply assemblies, and fan assemblies.
Output for the following commands is provided:
v switchShow
v chassisShow
v haShow
v tempShow
v psShow
v sensorShow
v sfpShow
v fanShow
v errDump
v HistoryShow
v SupportSave
For more detail on using these commands, refer to theFabric OS Command Reference. For more information
on error messages, refer to the Fabric OS Message Reference.
chassisShow
The chassisShow can be especially helpful in monitoring the health of the device. This command provides
information on installed blade, fan assembly, and power supply assembly FRUs. In addition,
customer-supplied information can also be viewed, if included, for each FRU type. Four measurements to
note are:
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Monitoring the device
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